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MARK C. LITTLEJOHN, MD PLLC
NPI 1588020283
Otolaryngology in Frisco, TX

Active since January 11, 2016
8380 WARREN PKWY, SUITE 504, FRISCO, TX 75034(972) 596-4005(972) 985-1253 Get Directions Write a Review

NPPES record last updated: January 11, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark C. Littlejohn, Md Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK C. LITTLEJOHN, MD PLLC (NPI 1588020283) is a healthcare organization registered as an otolaryngology in Frisco, Texas and active in the NPI registry since January 2016. The organization lists Mark C Littlejohn, Owner, as its authorized official.

NPPES Registry Identity

NPI1588020283
Entity TypeOrganization
Primary Taxonomy207Y00000X
Legal Business NameMARK C. LITTLEJOHN, MD PLLC
Location Address8380 WARREN PKWY, SUITE 504Frisco, TX 75034-4198
Mailing Address8380 Warren Pkwy, Suite 504Frisco, TX 75034-4198 · (972) 596-4005 · Fax (972) 985-1253
Phone(972) 596-4005
Fax(972) 985-1253
Organization SubpartNo
Authorized OfficialMark C LittlejohnOwner · (972) 596-4005
Enumeration DateJanuary 11, 2016
✔ NPI 1588020283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in TX · H5784
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
8380 WARREN PKWY, Frisco, TX 75034
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. CHRISTINA MARIE RUSSO PT, DPT
Physical Therapist
8380 WARREN PKWY, SUITE 502
FRISCO, TX 75034
Denton County (214) 618-8055
DR. KENNY BERTLYN CARTER JR. M.D.
Otolaryngology
8380 WARREN PKWY, SUITE 504
FRISCO, TX 75034
Denton County (972) 596-4005
CHAD RYAN BAILEY MPAS, P.A.-C
Physician Assistant (Medical)
8380 WARREN PKWY, SUITE 504
FRISCO, TX 75034
Denton County (972) 596-4005
ASPIRE RECOVERY CENTER OF FRISCO, LLC
Clinic/Center (Rehabilitation, Substance Use Disorder)
8380 WARREN PKWY, SUITE 602
FRISCO, TX 75034
Denton County (469) 249-9363
BENJAMIN WAGLEY, PLLC
Chiropractor
8380 WARREN PKWY, SUITE 601
FRISCO, TX 75034
Denton County (972) 345-0654
STONEBRIAR SURGERY CENTER, LLC
Clinic/Center (Ambulatory Surgical)
8380 WARREN PKWY, STE 201
FRISCO, TX 75034
Denton County (972) 377-2625
DR. BENJAMIN WAGLEY D.C.
Chiropractor
8380 WARREN PKWY, SUITE 601
FRISCO, TX 75034
Denton County (972) 345-0654
RELEVANCE TOTAL HEALTH LLC
Physician Assistant
8380 WARREN PKWY, BLDG 7 STE 700
FRISCO, TX 75034
Denton County (214) 618-0166

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark C. Littlejohn, MD PLLC's NPI number?

The NPI number for Mark C. Littlejohn, MD PLLC is 1588020283. It was assigned to this organization in the NPPES registry on January 11, 2016.

Where is Mark C. Littlejohn, MD PLLC located?

Mark C. Littlejohn, MD PLLC is located at 8380 Warren Pkwy Suite 504, Frisco, TX 75034. The listed phone number is (972) 596-4005.

What is Mark C. Littlejohn, MD PLLC's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

When was this NPI record last updated?

The NPPES record for Mark C. Littlejohn, MD PLLC was last updated on January 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.